The ICD 11 Code 06 is a WHO Classified code for Mental, behavioural or neurodevelopmental disorders
Definition: Mental, behavioural and neurodevelopmental disorders are syndromes characterized by clinically significant disturbance in an individual's cognition, emotional regulation, or behaviour that reflects a dysfunction in the psychological, biological, or developmental processes that underlie mental and behavioural functioning. These disturbances are usually associated with distress or impairment in personal, family, social, educational, occupational, or other important areas of functioning.
Exclusion:
Acute stress reaction
Uncomplicated bereavement